this is "democracy now!," democracynow.org, the war and peace report. i'm amy goodman. voting is underway across the country as americans head to the polls to decided 2012 election between president obama and republican challenger mitt romney. the outcome will again hinge on the results and a handful of battleground states, namely ohio, florida, iowa, and virginia. addressing supporters in wisconsin, president obama said his initial campaign vow of change is still under way. >> when i say, wisconsin, that i know what real change looks like, you have cause to believe me because you have seen the fight for it and you have seen me deliver it. you see the scars on me to prove it. you have seen the gray hair on my head to show you what it means to fight for change.